Green chem 7 Word Scramble
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Question | Answer |
ALTERNATIVE TO CFCS HAVE BEEN REPLACED WITH ... | HCFCS E.G. HCFC -22 WITH FORMULA CHCLF2. |
THE PRESENCE OF HYDROGEN IN HCFCS ALLOWS MOLECULE ... | TO BE OXIDISED & CL ATOMS PRODUCED AT LOWER ALTITUDES WHERE REMOVED BY WATER & RETURNED TO EARTH. |
HCFCS DON’T DESTROY THE OZONE, BUT ARE ... | POTENT GREENHOUSE GASES. |
NITROGEN AND OXYGEN PRODUCE... | NO. |
WHERE IS NO PRODUCED... | IN LIGHTENING STRIKES IN CAR/JET ENGINES. |
RAIN WASH OUT... | MOST NITRIC OXIDE. BY JETS FLY NEAR STRATOSPHERE . |
NO PRODUCED BY JET RISES ... | TO OZONE WHERE REACTS IN SIMILAR TO CFCS . |
A NITROGEN ATOM HAS 7 ELECTRONS SO NITRIC OXIDE IS A ... | FREE RADICAL. THERE IS AN ODD NUMBER OF ELECTRONS IN THE PAIR SO ONE ELECTRON UNPAIRED. |
NITRIC OXIDES REMOVES AN... | OXYGEN ATOM FROM OZONE NO + 03 à NO2 +02. |
NO + 03 à NO2 +02... THEN... NO2 + O. à NO + 02. | |
NITRIC OXIDE IS REFORMED AND... | CAN DESTROY MORE OZONE. HAS SAME OVERALL REACTION. |
WHAT DO ICE CLOUDS HAVE IN THEM ... | CHLORINE AS CHLORINE NITRATE . WHEN THE CLOUDS EVAPORATE THE CLN ... |
DECOMPOSE INTO CHLORINE. THEN IS PHOTOLYSIS BY LIGHT INTO RADICALS. | |
THE ABUNDANCE OF RADICALS CAUSE... | RAPID DEPLETION OF OZONE. |
GRADUALLY THE OZONE CONCENTRATION BUILD UP ONLY... | TO BE DESTROYED AGAIN NEXT SPRING. |
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